The Dependence of the Index of Refraction on Wavelength Is

question 87

Multiple Choice

The dependence of the index of refraction on wavelength is called dispersion. A beam of light in air) containing red and blue light is incident at an angle of 35° on a glass plate that has an index of refraction of 1.64 for blue light and 1.61 for red light. Calculate the angle between the red and blue light inside the glass.

• A) 1.3°
• B) 0.40°
• C) 0.56°
• D) 0.74°
• E) 0.13°

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